Triple

T17572371
Position Surface form Disambiguated ID Type / Status
Subject Purple Line (METRORail) E427970 entity
Predicate terminus P388 FINISHED
Object Downtown Transit Center station — NE NERFINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Downtown Transit Center station | Statement: [Purple Line (METRORail), terminus, Downtown Transit Center station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Downtown Transit Center station
Context triple: [Purple Line (METRORail), terminus, Downtown Transit Center station]
  • A. Civic Center station
    Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
  • B. Civic Center station
    Civic Center station is an urban rapid transit stop in Atlanta, Georgia, serving MARTA’s Red Line near the city’s downtown civic and cultural institutions.
  • C. Civic Center station
    Civic Center station is a rapid transit stop on Miami's Metrorail system serving the city's Health District and nearby civic and government institutions.
  • D. Civic Center Station
    Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
  • E. Gallivan Plaza station
    Gallivan Plaza station is a light rail station in downtown Salt Lake City, Utah, serving the Utah Transit Authority’s TRAX system.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Downtown Transit Center station
Target entity description: Downtown Transit Center station is a major METRORail hub in downtown Houston, Texas, serving as a key transfer point between light rail lines and local bus routes.
  • A. Civic Center station
    Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
  • B. Civic Center station
    Civic Center station is an urban rapid transit stop in Atlanta, Georgia, serving MARTA’s Red Line near the city’s downtown civic and cultural institutions.
  • C. Civic Center station
    Civic Center station is a rapid transit stop on Miami's Metrorail system serving the city's Health District and nearby civic and government institutions.
  • D. Civic Center Station
    Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
  • E. Gallivan Plaza station
    Gallivan Plaza station is a light rail station in downtown Salt Lake City, Utah, serving the Utah Transit Authority’s TRAX system.
  • F. None of above. chosen

Provenance (2 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d889e0385081908a04b66f4dd4bd0d completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e459324aa48190ae23fcae6e8919f8 completed April 19, 2026, 4:25 a.m.
Created at: April 10, 2026, 5:50 a.m.